/***************************************************************************
 *   Copyright (C) 2010 by Oleg Goncharov  *
 *   $EMAIL$                           *                          
 *                                                                         *
 *   This file is part of ChessVision.                                     *
 *                                                                         *
 *   ChessVision is free software; you can redistribute it and/or modify   *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include <opencv/cv.h>

#include "cpointmaxcolor.h"

bool CPointMaxColor::DetectPoint(const Mat& img, Point2f &point) 
{
    Mat src, grey;
    Point min_loc;
    double min, max;

    absdiff(img, color, src);
    cvtColor(src, grey, CV_BGR2GRAY);

    minMaxLoc(grey, &min, &max, &min_loc, 0);
    point.x = min_loc.x;
    point.y = min_loc.y;

    return !(max < threshold);		// TODO Is it correct max? not min ?
}
